The Garmin Foretrex 301 is a simple and convenient way to navigate. This wrist-mounted unit features 500 waypoint capability, allowing you to mark favorite spots and landmarks. You'll never have to worry about wet weather ruining your unit. With its weatherproof design, the Foretrex 301 will stay dry and functional, is submersible to 1 meter for 30 minutes and floats. The Foretrex 301 is best powered by lithium 2 AAA batteries and features a runtime of up to 18 hours. This handy little unit also features hunt/fish calendars and sun/moon information, to give you the best data for your hikes, hunts and fishing trips. The high-sensitivity GPS receiver ensures maximum reception and precise location placement. The Garmin Connect system allows you to track your past activities and helps you plan future treks on a map using Google Earth.